MH gouble ended or screw in

[xxmoorishmanxx]

whats the difference and which is better,

 

[captivereefs]

The difference is one that the DE bulb burns a little brighter than the mogul based bulbs. The mogul bulbs are cheaper though. Also the DE bulbs need a glass shield for the UV to be iltered out and the Mogul bulbs do not since they have thicker glass shells.